Resources Contact Us Home
Browse by Category: Main > Industrial
Class Information
Number: 122/145
Name: Liquid heaters and vaporizers > Flue > Horizontal > Internal water tube > Transverse
Description: Devices having water tubes extending across the flues and communicating with the boiler at both ends.

Sub-classes under this class:

Class Number Class Name Patents
122/146 Drop water firebox 0
122/147 Return fire tube 0

Patents under this class:

Patent Number Title Of Patent Date Issued
4316436 Heat exchanger Feb. 23, 1982
4062324 Firetube economizer Dec. 13, 1977
4044726 Circulating water heater Aug. 30, 1977

  Recently Added Patents
Consistent retention and disposition of managed content and associated metadata
Mobile communication apparatus
Method for detection and characterization of a microorganism in a sample using time-dependent intrinsic fluorescence measurements
Charge domain filter and method thereof
Vehicle driving assistance apparatus
Stabilization of dicarbonate diesters with protonic acids
  Randomly Featured Patents
Clearance lamp for an automobile
Composition for coating keratin fibers, comprising at least one tacky wax and fibers
Device and method for overvoltage protection
Method for oxidizing precursor compounds of superconducting oxides
Method of generating precedence-preserving crossover and mutation operations in genetic algorithms
Water leak detection and correction device
Method for suppressing dust emissions from bulk solids
Cable connector having strain relief
Atomized particle lubrication of cup-shaped can bodies
3-Substituted-2-propenimidamides and method of manufacturing the same